<?php
session_start();
?>
<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport"
          content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>会员注册管理系统</title>
    <style>
        .main{width: 80%;margin:0 auto;text-align: center}
        .main ul{width: 90%;margin:0 auto;text-align: center}
        h2{text-align: center;font-size: 20px}
        h2 a{margin-right: 15px;color: navy;text-decoration: none}
        h2 a:last-child{margin-right: 0px}
        h2 a:hover{color:crimson;text-decoration: underline}
        h2 a:active {color: #ff4400; }
        .current{color:darkgreen}
    </style>
</head>
<body>
    <div class="main">
        <?php
        include 'nav.php';
        ?>
    </div>

</body>
</html>